isNull - Revision history

Lou Montana: Text replacement - " ''via'' " to " via "

2025-02-21T10:44:05Z

Text replacement - " ''via'' " to " via "

← Older revision		Revision as of 12:44, 21 February 2025
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	{{!}}}		{{!}}}

	{{Feature\|important\|2= A test ''via'' [[a == b\|==]] does '''not''' work because a null value is not equal to anything, not even itself ([[configNull]] being the exception).		{{Feature\|important\|2= A test via [[a == b\|==]] does '''not''' work because a null value is not equal to anything, not even itself ([[configNull]] being the exception).
	See also [[isEqualTo]].}}		See also [[isEqualTo]].}}

Lou Montana: Some wiki formatting

2024-09-19T20:32:19Z

Some wiki formatting

← Older revision		Revision as of 22:32, 19 September 2024
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	{{!}}- style="font-size: .85em"		{{!}}- style="font-size: .85em"
	! Since		! Since
	{{!}} ~~{{GVI\|ofp\|1.00}}~~		{{!}} colspan="2" {{!}} {{GVI\|ofp\|1.00}}
	{{!}} {{GVI\|ofp\|1.00}}		{{!}} colspan="2" {{!}} {{GVI\|arma1\|1.00}}
	{{!}} ~~{{GVI\|arma1\|1.00}}~~		{{!}} colspan="2" {{!}} {{GVI\|arma2\|1.00}}
	{{!}} {{GVI\|arma1\|1.00}}
	{{!}} ~~{{GVI\|arma2\|1.00}}~~
	{{!}} {{GVI\|arma2\|1.00}}
	{{!}} {{GVI\|arma3\|1.30}}		{{!}} {{GVI\|arma3\|1.30}}
	{{!}} {{GVI\|arma3\|1.54}}		{{!}} {{GVI\|arma3\|1.54}}
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	{{!}}}		{{!}}}

	{{Feature\|important\|2= A test via [[a == b\|==]] does '''not''' work because a null value is not equal to anything, not even itself ([[configNull]] being the exception).		{{Feature\|important\|2= A test ''via'' [[a == b\|==]] does '''not''' work because a null value is not equal to anything, not even itself ([[configNull]] being the exception).
	See also [[isEqualTo]].}}		See also [[isEqualTo]].}}

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	\|x1= <sqf>		\|x1= <sqf>
			if (isNil "obj") exitWith { hint "obj variable is undefined" };

	if (isNull obj) then		if (isNull obj) then
	{		{
	hint "obj variable is defined but obj is null";		hint "obj variable is defined but is null";
			}
			else
			{
			hint "obj variable is defined and is not null";
	};		};
	</sqf>		</sqf>

Lou Montana: Some wiki formatting

2022-12-29T09:04:30Z

Some wiki formatting

← Older revision		Revision as of 11:04, 29 December 2022
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	{{!}} [[Location]]		{{!}} [[Location]]
	{{!}} [[Task]]		{{!}} [[Task]]
	{{!}} [[Script]]		{{!}} [[Script Handle\|Script]]
	{{!}} [[Config]]		{{!}} [[Config]]
	{{!}} [[Diary Record]]		{{!}} [[Diary Record]]
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	{{!}}}		{{!}}}

	{{Feature \| important \| A test via {{=~~}}{{~~=}} does '''not''' work, because a null value is not equal to anything, not even itself ([[configNull]] being the exception).		{{Feature\|important\|2= A test via [[a == b\|==]] does '''not''' work because a null value is not equal to anything, not even itself ([[configNull]] being the exception).
	See also [[isEqualTo]].}}		See also [[isEqualTo]].}}

	\|s1= [[isNull]] entity		\|s1= [[isNull]] entity

	\|p1= entity: [[Object]], [[Control]], [[Display]], [[Group]], [[Location]], [[Task]], [[Script]], [[Config]] or [[Diary Record]]		\|p1= entity: [[Object]], [[Control]], [[Display]], [[Group]], [[Location]], [[Task]], [[Script Handle]], [[Config]] or [[Diary Record]]

	\|r1= [[Boolean]]		\|r1= [[Boolean]]
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	\|x2= [[Diary Record]] support before {{GVI\|arma3\|2.00}}:		\|x2= [[Diary Record]] support before {{GVI\|arma3\|2.00}}:
	<sqf>private _nullRecord = objNull createDiaryRecord []; // wrong parameters = failure to create a record = null value		<sqf>
			private _nullRecord = objNull createDiaryRecord []; // wrong parameters = failure to create a record = null value
	private _createdRecord = player createDiaryRecord ["Diary", ["title", "description"]];		private _createdRecord = player createDiaryRecord ["Diary", ["title", "description"]];
	if (_createdRecord isEqualTo _nullRecord) then { hint "Failed" };</sqf>		if (_createdRecord isEqualTo _nullRecord) then { hint "Failed" };
			</sqf>

	[[Team Member]] support before {{GVI\|arma3\|2.10}}:		[[Team Member]] support before {{GVI\|arma3\|2.10}}:

Lou Montana: Some wiki formatting

2022-06-24T23:38:49Z

Some wiki formatting

← Older revision		Revision as of 01:38, 25 June 2022
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	Which null type the item has to be equal to depends on the type of game entity tested:		Which null type the item has to be equal to depends on the type of game entity tested:

	{{{!}} class{{=}}"wikitable" style{{=}}"text-align: center"		{{{!}} class="wikitable" style="text-align: center"
	! [[:Category:Data Types\|Type]]		! [[:Category:Data Types\|Type]]
	{{!}} [[Object]]		{{!}} [[Object]]
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	{{!}} [[Config]]		{{!}} [[Config]]
	{{!}} [[Diary Record]]		{{!}} [[Diary Record]]
			{{!}} [[Team Member]]
	{{!}}-		{{!}}-
	! Null value		! Null value
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	{{!}} [[configNull]]		{{!}} [[configNull]]
	{{!}} [[diaryRecordNull]]		{{!}} [[diaryRecordNull]]
	{{!}}~~- style~~{{=}}"font-size: .85em"		{{!}} [[teamMemberNull]]
			{{!}}- style="font-size: .85em"
	! Since		! Since
	{{!}} {{GVI\|ofp\|1.00}}		{{!}} {{GVI\|ofp\|1.00}}
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	{{!}} {{GVI\|arma3\|1.30}}		{{!}} {{GVI\|arma3\|1.30}}
	{{!}} {{GVI\|arma3\|1.54}}		{{!}} {{GVI\|arma3\|1.54}}
	{{!}} {{GVI\|arma3\|2.00}}		{{!}} {{GVI\|arma3\|2.00}}
			{{!}} {{GVI\|arma3\|2.10}}
	{{!}}}		{{!}}}

	{{Feature \| important \| A test via {{=}}{{=}} does '''not''' work, because a null value is not equal to anything, not even itself ([[configNull]] being the exception).		{{Feature \| important \| A test via {{=}}{{=}} does '''not''' work, because a null value is not equal to anything, not even itself ([[configNull]] being the exception).
	See also [[isEqualTo]].}}		See also [[isEqualTo]].}}

	~~\|pr= [[teamMemberNull]] for [[Team Member]] type is '''not''' supported '''before Arma 3 v2.10.149569'''. Use {{ic\|[[private]] _isNull {{=}} _teamMember [[isEqualTo]] [[teamMemberNull]]}} instead.~~

	\|s1= [[isNull]] entity		\|s1= [[isNull]] entity
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	\|r1= [[Boolean]]		\|r1= [[Boolean]]

	\|x1= <sqf>if (isNull obj) then {hint "~~doesn't exist~~";};</sqf>		\|x1= <sqf>
			if (isNull obj) then
			{
			hint "obj variable is defined but obj is null";
			};
			</sqf>

			\|x2= [[Diary Record]] support before {{GVI\|arma3\|2.00}}:
			<sqf>private _nullRecord = objNull createDiaryRecord []; // wrong parameters = failure to create a record = null value
			private _createdRecord = player createDiaryRecord ["Diary", ["title", "description"]];
			if (_createdRecord isEqualTo _nullRecord) then { hint "Failed" };</sqf>

			[[Team Member]] support before {{GVI\|arma3\|2.10}}:
			<sqf>private _isNull = _teamMember isEqualTo teamMemberNull;</sqf>

	\|seealso= [[controlNull]] [[displayNull]] [[grpNull]] [[locationNull]] [[objNull]] [[taskNull]] [[teamMemberNull]] [[scriptNull]] [[configNull]] [[typeName]]		\|seealso= [[controlNull]] [[displayNull]] [[grpNull]] [[locationNull]] [[objNull]] [[taskNull]] [[teamMemberNull]] [[scriptNull]] [[configNull]] [[typeName]]
	}}		}}

Killzone Kid at 09:34, 17 June 2022

2022-06-17T09:34:49Z

← Older revision		Revision as of 11:34, 17 June 2022
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	See also [[isEqualTo]].}}		See also [[isEqualTo]].}}

	\|pr= [[teamMemberNull]] for [[Team Member]] type is '''not''' supported. Use {{ic\|[[private]] _isNull {{=}} _teamMember [[isEqualTo]] [[teamMemberNull]]}} instead.		\|pr= [[teamMemberNull]] for [[Team Member]] type is '''not''' supported '''before Arma 3 v2.10.149569'''. Use {{ic\|[[private]] _isNull {{=}} _teamMember [[isEqualTo]] [[teamMemberNull]]}} instead.

	\|s1= [[isNull]] entity		\|s1= [[isNull]] entity

Lou Montana: Text replacement - "\|x([0-9])= `([^<])<\/code>" to "|x$1= $2"`


2022-05-13T09:23:24Z
Text replacement - "\|x([0-9])= *<code>([^<]*)<\/code>" to "|x$1= <sqf>$2</sqf>"

				
				
				
				
				
				← Older revision
				Revision as of 11:23, 13 May 2022
				
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|r1= [[Boolean]] |r1= [[Boolean]]



|x1= <code>if (isNull obj) then {hint "doesn't exist";};</code> |x1= <sqf>if (isNull obj) then {hint "doesn't exist";};</sqf>



|seealso= [[controlNull]] [[displayNull]] [[grpNull]] [[locationNull]] [[objNull]] [[taskNull]] [[teamMemberNull]] [[scriptNull]] [[configNull]] [[typeName]] |seealso= [[controlNull]] [[displayNull]] [[grpNull]] [[locationNull]] [[objNull]] [[taskNull]] [[teamMemberNull]] [[scriptNull]] [[configNull]] [[typeName]]
}} }}



Lou Montana: Text replacement - "([^
]*)\[\[([a-zA-Z][a-zA-Z0-9_]+)\]\]([^
]*)<\/code>" to "$1$2$3"

2022-05-12T10:13:13Z
Text replacement - "<code>([^ ]*)\[\[([a-zA-Z][a-zA-Z0-9_]+)\]\]([^ ]*)<\/code>" to "<code>$1$2$3</code>"

				
				
				
				
				
				← Older revision
				Revision as of 12:13, 12 May 2022
				
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|r1= [[Boolean]] |r1= [[Boolean]]



|x1= <code>if (isNull obj) then {[[hint]] "doesn't exist";};</code> |x1= <code>if (isNull obj) then {hint "doesn't exist";};</code>



|seealso= [[controlNull]] [[displayNull]] [[grpNull]] [[locationNull]] [[objNull]] [[taskNull]] [[teamMemberNull]] [[scriptNull]] [[configNull]] [[typeName]] |seealso= [[controlNull]] [[displayNull]] [[grpNull]] [[locationNull]] [[objNull]] [[taskNull]] [[teamMemberNull]] [[scriptNull]] [[configNull]] [[typeName]]
}} }}



Lou Montana: Text replacement - "([^
]*)\[\[([a-zA-Z][a-zA-Z0-9_]+)\]\]([^
]*)<\/code>" to "$1$2$3"

2022-05-12T10:12:23Z
Text replacement - "<code>([^ ]*)\[\[([a-zA-Z][a-zA-Z0-9_]+)\]\]([^ ]*)<\/code>" to "<code>$1$2$3</code>"

				
				
				
				
				
				← Older revision
				Revision as of 12:12, 12 May 2022
				
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|r1= [[Boolean]] |r1= [[Boolean]]



|x1= <code>if (isNull obj) [[then]] {[[hint]] "doesn't exist";};</code> |x1= <code>if (isNull obj) then {[[hint]] "doesn't exist";};</code>



|seealso= [[controlNull]] [[displayNull]] [[grpNull]] [[locationNull]] [[objNull]] [[taskNull]] [[teamMemberNull]] [[scriptNull]] [[configNull]] [[typeName]] |seealso= [[controlNull]] [[displayNull]] [[grpNull]] [[locationNull]] [[objNull]] [[taskNull]] [[teamMemberNull]] [[scriptNull]] [[configNull]] [[typeName]]
}} }}



Lou Montana: Text replacement - "([^
]*)\[\[([a-zA-Z][a-zA-Z0-9_]+)\]\]([^
]*)<\/code>" to "$1$2$3"

2022-05-12T10:10:17Z
Text replacement - "<code>([^ ]*)\[\[([a-zA-Z][a-zA-Z0-9_]+)\]\]([^ ]*)<\/code>" to "<code>$1$2$3</code>"

				
				
				
				
				
				← Older revision
				Revision as of 12:10, 12 May 2022
				
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|r1= [[Boolean]] |r1= [[Boolean]]



|x1= <code>if ([[isNull]] obj) [[then]] {[[hint]] "doesn't exist";};</code> |x1= <code>if (isNull obj) [[then]] {[[hint]] "doesn't exist";};</code>



|seealso= [[controlNull]] [[displayNull]] [[grpNull]] [[locationNull]] [[objNull]] [[taskNull]] [[teamMemberNull]] [[scriptNull]] [[configNull]] [[typeName]] |seealso= [[controlNull]] [[displayNull]] [[grpNull]] [[locationNull]] [[objNull]] [[taskNull]] [[teamMemberNull]] [[scriptNull]] [[configNull]] [[typeName]]
}} }}



Lou Montana: Text replacement - "([^
]*)\[\[([a-zA-Z][a-zA-Z0-9_]+)\]\]([^
]*)<\/code>" to "$1$2$3"

2022-05-12T10:09:55Z
Text replacement - "<code>([^ ]*)\[\[([a-zA-Z][a-zA-Z0-9_]+)\]\]([^ ]*)<\/code>" to "<code>$1$2$3</code>"

				
				
				
				
				
				← Older revision
				Revision as of 12:09, 12 May 2022
				
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|r1= [[Boolean]] |r1= [[Boolean]]



|x1= <code>[[if]] ([[isNull]] obj) [[then]] {[[hint]] "doesn't exist";};</code> |x1= <code>if ([[isNull]] obj) [[then]] {[[hint]] "doesn't exist";};</code>



|seealso= [[controlNull]] [[displayNull]] [[grpNull]] [[locationNull]] [[objNull]] [[taskNull]] [[teamMemberNull]] [[scriptNull]] [[configNull]] [[typeName]] |seealso= [[controlNull]] [[displayNull]] [[grpNull]] [[locationNull]] [[objNull]] [[taskNull]] [[teamMemberNull]] [[scriptNull]] [[configNull]] [[typeName]]
}} }}

isNull - Revision history

Lou Montana: Text replacement - " ''via'' " to " via "

Lou Montana: Some wiki formatting

Lou Montana: Some wiki formatting

Lou Montana: Some wiki formatting

Killzone Kid at 09:34, 17 June 2022

Lou Montana: Text replacement - "\|x([0-9])= `([^<])<\/code>" to "|x$1= $2"`

Lou Montana: Text replacement - "`([^ ])\[\[([a-zA-Z][a-zA-Z0-9_]+)\]\]([^ ])<\/code>" to "$1$2$3"`

Lou Montana: Text replacement - "`([^ ])\[\[([a-zA-Z][a-zA-Z0-9_]+)\]\]([^ ])<\/code>" to "$1$2$3"`

Lou Montana: Text replacement - "`([^ ])\[\[([a-zA-Z][a-zA-Z0-9_]+)\]\]([^ ])<\/code>" to "$1$2$3"`

Lou Montana: Text replacement - "`([^ ])\[\[([a-zA-Z][a-zA-Z0-9_]+)\]\]([^ ])<\/code>" to "$1$2$3"`

← Older revision		Revision as of 11:23, 13 May 2022
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	\|r1= [[Boolean]]		\|r1= [[Boolean]]

	\|x1= <~~code~~>if (isNull obj) then {hint "doesn't exist";};</~~code~~>		\|x1= <sqf>if (isNull obj) then {hint "doesn't exist";};</sqf>

	\|seealso= [[controlNull]] [[displayNull]] [[grpNull]] [[locationNull]] [[objNull]] [[taskNull]] [[teamMemberNull]] [[scriptNull]] [[configNull]] [[typeName]]		\|seealso= [[controlNull]] [[displayNull]] [[grpNull]] [[locationNull]] [[objNull]] [[taskNull]] [[teamMemberNull]] [[scriptNull]] [[configNull]] [[typeName]]
	}}		}}

← Older revision		Revision as of 12:13, 12 May 2022
Line 75:		Line 75:
	\|r1= [[Boolean]]		\|r1= [[Boolean]]

	\|x1= <code>if (isNull obj) then {[[hint]] "doesn't exist";};</code>		\|x1= <code>if (isNull obj) then {hint "doesn't exist";};</code>

	\|seealso= [[controlNull]] [[displayNull]] [[grpNull]] [[locationNull]] [[objNull]] [[taskNull]] [[teamMemberNull]] [[scriptNull]] [[configNull]] [[typeName]]		\|seealso= [[controlNull]] [[displayNull]] [[grpNull]] [[locationNull]] [[objNull]] [[taskNull]] [[teamMemberNull]] [[scriptNull]] [[configNull]] [[typeName]]
	}}		}}

← Older revision		Revision as of 12:12, 12 May 2022
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	\|r1= [[Boolean]]		\|r1= [[Boolean]]

	\|x1= <code>if (isNull obj) [[then]] {[[hint]] "doesn't exist";};</code>		\|x1= <code>if (isNull obj) then {[[hint]] "doesn't exist";};</code>

	\|seealso= [[controlNull]] [[displayNull]] [[grpNull]] [[locationNull]] [[objNull]] [[taskNull]] [[teamMemberNull]] [[scriptNull]] [[configNull]] [[typeName]]		\|seealso= [[controlNull]] [[displayNull]] [[grpNull]] [[locationNull]] [[objNull]] [[taskNull]] [[teamMemberNull]] [[scriptNull]] [[configNull]] [[typeName]]
	}}		}}

← Older revision		Revision as of 12:10, 12 May 2022
Line 75:		Line 75:
	\|r1= [[Boolean]]		\|r1= [[Boolean]]

	\|x1= <code>if ([[isNull]] obj) [[then]] {[[hint]] "doesn't exist";};</code>		\|x1= <code>if (isNull obj) [[then]] {[[hint]] "doesn't exist";};</code>

	\|seealso= [[controlNull]] [[displayNull]] [[grpNull]] [[locationNull]] [[objNull]] [[taskNull]] [[teamMemberNull]] [[scriptNull]] [[configNull]] [[typeName]]		\|seealso= [[controlNull]] [[displayNull]] [[grpNull]] [[locationNull]] [[objNull]] [[taskNull]] [[teamMemberNull]] [[scriptNull]] [[configNull]] [[typeName]]
	}}		}}

← Older revision		Revision as of 12:09, 12 May 2022
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	\|r1= [[Boolean]]		\|r1= [[Boolean]]

	\|x1= <code>[[if]] ([[isNull]] obj) [[then]] {[[hint]] "doesn't exist";};</code>		\|x1= <code>if ([[isNull]] obj) [[then]] {[[hint]] "doesn't exist";};</code>

	\|seealso= [[controlNull]] [[displayNull]] [[grpNull]] [[locationNull]] [[objNull]] [[taskNull]] [[teamMemberNull]] [[scriptNull]] [[configNull]] [[typeName]]		\|seealso= [[controlNull]] [[displayNull]] [[grpNull]] [[locationNull]] [[objNull]] [[taskNull]] [[teamMemberNull]] [[scriptNull]] [[configNull]] [[typeName]]
	}}		}}

isNull - Revision history

Lou Montana: Text replacement - " ''via'' " to " via "

Lou Montana: Some wiki formatting

Lou Montana: Some wiki formatting

Lou Montana: Some wiki formatting

Killzone Kid at 09:34, 17 June 2022

Lou Montana: Text replacement - "\|x([0-9])= *([^<]*)<\/code>" to "|x$1= $2"

Lou Montana: Text replacement - "([^ ]*)\[\[([a-zA-Z][a-zA-Z0-9_]+)\]\]([^ ]*)<\/code>" to "$1$2$3"

Lou Montana: Text replacement - "([^ ]*)\[\[([a-zA-Z][a-zA-Z0-9_]+)\]\]([^ ]*)<\/code>" to "$1$2$3"

Lou Montana: Text replacement - "([^ ]*)\[\[([a-zA-Z][a-zA-Z0-9_]+)\]\]([^ ]*)<\/code>" to "$1$2$3"

Lou Montana: Text replacement - "([^ ]*)\[\[([a-zA-Z][a-zA-Z0-9_]+)\]\]([^ ]*)<\/code>" to "$1$2$3"

Lou Montana: Text replacement - "\|x([0-9])= `([^<])<\/code>" to "|x$1= $2"`

Lou Montana: Text replacement - "`([^ ])\[\[([a-zA-Z][a-zA-Z0-9_]+)\]\]([^ ])<\/code>" to "$1$2$3"`

Lou Montana: Text replacement - "`([^ ])\[\[([a-zA-Z][a-zA-Z0-9_]+)\]\]([^ ])<\/code>" to "$1$2$3"`

Lou Montana: Text replacement - "`([^ ])\[\[([a-zA-Z][a-zA-Z0-9_]+)\]\]([^ ])<\/code>" to "$1$2$3"`

Lou Montana: Text replacement - "`([^ ])\[\[([a-zA-Z][a-zA-Z0-9_]+)\]\]([^ ])<\/code>" to "$1$2$3"`